Silicon controlled rectifier chopping power regulation circuit and device capable of passing EMC conduction
The utility model discloses a silicon controlled rectifier chopping power regulation circuit and device capable of passing EMC conduction, the power regulation circuit comprises an interference elimination module, an EMC filtering module, a control switch module and a silicon controlled rectifier dr...
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Format: | Patent |
Sprache: | chi ; eng |
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Zusammenfassung: | The utility model discloses a silicon controlled rectifier chopping power regulation circuit and device capable of passing EMC conduction, the power regulation circuit comprises an interference elimination module, an EMC filtering module, a control switch module and a silicon controlled rectifier driving module, the interference elimination module is connected between a live wire and a zero wire; the EMC filter module is connected with the interference elimination module and is used for suppressing external conduction of EMC interference signals contained in the switching power supply on a power line, the EMC filter module is connected with the interference elimination module and is used for suppressing abrupt change interference signals generated by a load due to silicon controlled rectifier chopping so that signals transmitted on the power line can meet the requirement of EMC conduction standards, and the control switch module is connected with the interference elimination module and is used for controlling |
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